The prefix decrement causes a very long loop if pci_pool_alloc() failed
in the first iteration. Also I swapped rbps and rbpl arguments.
Reported-by: NJuha Leppanen <juha_motorsportcom@luukku.com>
Signed-off-by: NRoel Kluin <roel.kluin@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>